Dell PowerEdge R930 Dell PowerEdge R930 System Owners Manual - Page 2

x2.5 PCIe SSD Backplane, 4x2.5 12GB Backplane, Active I/O Riser Right, Active I/O Riser Left, - memory configuration

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16+8x2.5" PCIe SSD Backplane SEP internal flash NonVolatile 2 U_SEP1 U_SEP2 Flash: 32KB + 4KB EEPROM: 1KB SRAM: 4KB 4x2.5" 12GB Backplane SEP internal flash NonVolatile 1 U_SEP Flash: 32KB + 4KB EEPROM: 1KB SRAM: 4KB Active I/O Riser Right FRU Non- 1 U_IORR_FRU 2Kb Volatile Configuration EEPROM NonVolatile 1 U_IOR_SPI 256Kb Active I/O Riser Left FRU Non- 1 U_IORL_FRU 2Kb Volatile Configuration EEPROM NonVolatile 1 U_IOR_SPI 256Kb 12GB Daughter Card (Performance or Unified) Expander Flash memory NonVolatile 1 U_EXP_FLASH 128Mb Expander NVSRAM NonVolatile 1 U_EXP_NVRAM 1Mb Expander FRU image NonVolatile 1 U_EXP_EEPROM 2Kb Memory Riser Mem FRU image NonVolatile 1 U_MEM_FRU 2Kb MEM VDDQ Regulators NonVolatile 2 U_MEM_VRAB; U_MEM_VRCD 4.25KB System Memory Volatile Up to 24 per CPU CPU_CH_D Up to 32GB per DIMM per Riser/ 2 Risers per CPU

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16+8x2.5" PCIe SSD Backplane
SEP internal flash
Non-
Volatile
2
U_SEP1
U_SEP2
Flash: 32KB + 4KB
EEPROM: 1KB
SRAM: 4KB
4x2.5" 12GB Backplane
SEP internal flash
Non-
Volatile
1
U_SEP
Flash: 32KB + 4KB
EEPROM: 1KB
SRAM: 4KB
Active I/O Riser Right
FRU
Non-
Volatile
1
U_IORR_FRU
2Kb
Configuration EEPROM
Non-
Volatile
1
U_IOR_SPI
256Kb
Active I/O Riser Left
FRU
Non-
Volatile
1
U_IORL_FRU
2Kb
Configuration EEPROM
Non-
Volatile
1
U_IOR_SPI
256Kb
12GB Daughter Card (Performance or Unified)
Expander Flash memory
Non-
Volatile
1
U_EXP_FLASH
128Mb
Expander NVSRAM
Non-
Volatile
1
U_EXP_NVRAM
1Mb
Expander FRU image
Non-
Volatile
1
U_EXP_EEPROM
2Kb
Memory Riser
Mem FRU image
Non-
Volatile
1
U_MEM_FRU
2Kb
MEM VDDQ Regulators
Non-
Volatile
2
U_MEM_VRAB;
U_MEM_VRCD
4.25KB
System Memory
Volatile
Up to 24 per
CPU
CPU<4:1>_CH<3:0>_D<2:0>
per Riser/ 2 Risers per CPU
Up to 32GB per DIMM